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Add support for enabling/disabling individual pretty-printers.

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* python/py-prettyprint.c (search_pp_list): Skip disabled printers.
	* python/python-internal.h (gdbpy_enabled_cst): Declare.
	* python/python.c (gdbpy_enabled_cst): Define.
	(_initialize_python): Initialize gdbpy_enabled_cst.
	* NEWS: Add entry.

	doc/
	* gdb.texinfo (Python API): New node `Disabling Pretty-Printers'.

	testsuite/
	* gdb.python/py-prettyprint.exp: Add new test for enabled and
	disabled printers.
	* gdb.python/py-prettyprint.py (disable_lookup_function): New function.
	(enable_lookup_function): New function.
This commit is contained in:
Doug Evans 2010-06-04 18:18:28 +00:00
parent 2dec564e91
commit 967cf47793
10 changed files with 102 additions and 5 deletions
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42
gdb/testsuite/gdb.python/py-prettyprint.exp
View file

@ -57,7 +57,6 @@ proc run_lang_tests {lang} {
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
if ![runto_main ] then {
perror "couldn't run to breakpoint"
return
@ -109,3 +108,44 @@ proc run_lang_tests {lang} {
run_lang_tests "c"
run_lang_tests "c++"
# Run various other tests.
if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable "debug"] != "" } {
untested "Couldn't compile ${srcfile}"
return -1
}
# Start with a fresh gdb.
gdb_exit
gdb_start
gdb_reinitialize_dir $srcdir/$subdir
gdb_load ${binfile}
if ![runto_main ] then {
perror "couldn't run to breakpoint"
return
}
gdb_test "b [gdb_get_line_number {break to inspect} ${testfile}.c ]" \
".*Breakpoint.*"
gdb_test "continue" ".*Breakpoint.*"
set remote_python_file [remote_download host ${srcdir}/${subdir}/${testfile}.py]
gdb_test "python execfile ('${remote_python_file}')" ""
gdb_test "print ss" " = a=< a=<1> b=<$hex>> b=< a=<2> b=<$hex>>" \
"print ss enabled #1"
gdb_test "python disable_lookup_function ()" ""
gdb_test "print ss" " = {a = {a = 1, b = $hex}, b = {a = 2, b = $hex}}" \
"print ss disabled"
gdb_test "python enable_lookup_function ()" ""
gdb_test "print ss" " = a=< a=<1> b=<$hex>> b=< a=<2> b=<$hex>>" \
"print ss enabled #2"
remote_file host delete ${remote_python_file}

5
gdb/testsuite/gdb.python/py-prettyprint.py
View file

@ -194,6 +194,11 @@ def lookup_function (val):
return None
def disable_lookup_function ():
lookup_function.enabled = False
def enable_lookup_function ():
lookup_function.enabled = True
def register_pretty_printers ():
pretty_printers_dict[re.compile ('^struct s$')] = pp_s